Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. 

At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. 

A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.

As a Principal Video Software Engineer, you'll work on our backend systems and core game engine that allow video to be used in an immersive 3D game engine. This team owns all the video capabilities of the Roblox game engine including video transcoding, video capture, screen recording, video rendering in 3D, and video ads.

You Will: Help architect and implement our vision for video in a 3D immersive environment. Optimize performance for the best quality on all platforms from low end phones to high-end desktops. Get to work across the whole platform from backend transcoding to client rendering in 3D and camera capture. Take a practical approach to apply research efforts into the Roblox products. Collaborate with different teams to improve existing and develop new functionality, pipelines, and workflows. Be guided by our vision to put the Roblox community first. You Have: 8+ years of experience developing complex C++ applications, especially using C++17, running on PCs, mobile devices (iOS and Android), and/or game consoles.  Experience architecting, developing, and operating a complex backend microservices-based system with an eye towards scalability and resiliency. Video domain knowledge. You know the difference between AVC, HEVC, and AV1. You understand how video is compressed, delivered, and decoded. You don't have to look up the meaning of YUV or HLS. You love to pick up new technologies as the landscape evolves. No interest in designing or implementing the next generation of video codecs, but instead want to leverage the work of others to get the most out of the codecs that are coming to market. Bonus points: C# or Java experience Video ads experience

 

For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits.

Annual Salary Range$315,850—$383,910 USD

Roles that are based in our San Mateo, CA Headquarters are in-office Tuesday, Wednesday, and Thursday, with optional in-office on Monday and Friday (unless otherwise noted).

You’ll Love: 

Industry-leading compensation package Excellent medical, dental, and vision coverage A rewarding 401k program Flexible vacation policy (varies by exemption status) Roflex - Flexible and supportive work policy  Roblox Admin badge for your avatar At Roblox HQ:  Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks Onsite fitness center and fitness program credit Annual CalTrain Go Pass

Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations for all candidates during the interview process.